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Network
2404404 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES AND PRACTICES - Changes in the Allowance for Doubtful Accounts (Details)
(http://www.patrickind.com/role/SummaryOfSignificantAccountingPoliciesAndPracticesChangesInAllowanceForDoubtfulAccountsDetails)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0000076605 (http://www.sec.gov/CIK)
Accounting Policies [Abstract]Period [Axis]
2016-01-01 - 2016-12-31
2015-01-01 - 2015-12-31
2014-01-01 - 2014-12-31
Accounting Policies [Abstract]
 
 
 
Allowance for Doubtful Accounts Receivable [Roll Forward]
 
 
 
Balance at January 1
150,000  
175,000  
225,000  
Provision for bad debts
415,000  
471,000  
137,000  
Write-offs
(473,000) 
(497,000) 
(193,000) 
Recoveries during the year
0  
1,000  
6,000  
Balance at December 31
92,000  
 
150,000  
 
175,000